– The nail plate : The visible hard part of the nail. – Nail folds: The skin that frames each of your nail plates on three sides. -The nail bed: The skin beneath the nail plate. The cells at the base of your nail bed are the ones that actually produce the fingernail or toenail plate.
What is the function of the body of nail?
The nail body is formed on the nail bed, and protects the tips of our fingers and toes as they are the farthest extremities and the parts of the body that experience the maximum mechanical stress (Figure 1). Figure 1. The nail is an accessory structure of the integumentary system.
What is the function of the cuticle nails?
The cuticle is a layer of clear skin located along the bottom edge of your finger or toe. This area is known as the nail bed. The cuticle function is to protect new nails from bacteria when they grow out from the nail root .
What are the 7 Structure of nails?
A fingernail consists of several parts including the nail plate (the visible part of the nail), the nail bed (the skin beneath the nail plate) , the cuticle (the tissue that overlaps the plate and rims the base of the nail), the nail folds (the skin folds that frame and support the nail on three sides), the lunula (the ...
What are the 3 parts of nail?
A nail has three main parts: the root, plate, and free margin . Other structures around or under the nail include the nail bed, cuticle, and nail fold.
What are the different shapes of nail?
The main seven types of nail shapes you can opt for are: oval, almond, square, squoval, coffin (also known as ballerina), stiletto (or pointed nails) and that old friend, round . Confused? We’ve broken down each style so you can find the one that suits you best.
What are different types of nails used for?
- Common Nails. Common nails work for general fastening projects, including construction work like framing and structural assemblies, as well as woodworking projects. ...
- Framing Nails. ...
- Box Nails. ...
- Sinker Nails. ...
- Deck Nails. ...
- Roofing Nails. ...
- Masonry Nails. ...
- Siding Nails.
What is the structure of the nail?
The nail structure is divided into six parts: root, nail bed, nail plate, eponychium, paronychium, and hyponychium . Each of these six components has a specific function, and if a component of the nail structure is disrupted, the nail can look abnormal.
What are the 5 basic nail designs?
What are the 5 basic nail designs? The five basic nail shapes are square, oval, round, almond, and stiletto .
What are nails?
A nail is a claw-like plate at the tip of the fingers and toes in most primates . Nails correspond to claws found in other animals. Fingernails and toenails are made of a tough protective protein called alpha-keratin, which is a polymer. Alpha-keratin is found in the hooves, claws and horns of vertebrates.
What is a casing nail?
A casing nail is similar to a finishing nail but has a slightly thicker shaft and a cone-shaped head.
Are nails a bone?
Are nails bones? No. Bones are made up of collagen and calcium phosphate, whereas nails are made from keratin.
What are the 4 basic nail shapes?
When it comes to nail shapes, in particular, there are 4 main types: coffin, square, stiletto, and almond .
What is the function of Eponychium?
It can also be called the medial or proximal nail fold. The eponychium differs from the cuticle; the eponychium comprises live skin cells whilst the cuticle is dead skin cells. Its function is to protect the area between the nail and epidermis from exposure to bacteria.
What are human nails?
A fingernail is produced by living skin cells in the finger. ... The nails are composed largely of keratin , a hardened protein (that is also in skin and hair). As new cells grow in the matrix, the older cells are pushed out, compacted and take on the familiar flattened, hardened form of the fingernail.
What is a finishing nail?
Finish nails, or finishing nails, are generally made of 15- or 16-gauge steel wire , making them slightly thicker in diameter than brad nails. The added thickness means that finishing nails create a stronger hold than brads. ... The greater diameter of finish nails leaves a wider hole after fastening a piece of wood.
What is a construction nail?
Nail Materials
Most construction nails are steel , often with some kind of surface coating. Many construction nails are coated with a thin layer of vinyl, which acts as a lubricant when driving the nail. Nails can also be coated with phosphate to improve their holding power.
How are fingernails made?
Nails start in the nail root , hidden under the cuticle. When cells at the root of the nail grow, the new nail cells push out the old nail cells. These old cells flatten and harden, thanks to keratin, a protein made by these cells. The newly formed nail then slides along the nail bed, the flat surface under your nails.
What are nails without heads called?
Finishing nails act as the fasteners while offering a decorative effect. According to their functions and distinctive appearance, people gave these nails many aliases such as lost-head nails, brad nails , headless nails, furniture nails and bullet nails.
Are nails hair?
Nails are made up of specialized epidermal cells. Fingernails and toenails contain a tough protein called keratin and are actually a type of modified hair .
Are fingernails skin?
Fingernails and toenails are made from skin cells . Structures that are made from skin cells are called skin appendages. Hairs are also skin appendages. The part that we call the nail is technically known as the “nail plate.” The nail plate is mostly made of a hard substance called keratin.
What is the difference between Eponychium and cuticle?
So what is then the difference with the Eponychium and the cuticle?! Eponychium: is the skin, the living tissue . It’s there to protect the Matrix from infections and bacterials. ... Cuticle: is non living tissue that is attached directly to the nail plate.
